CVE-2026-45819

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-45819
StatePUBLISHED
Assignerseal
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-13 12:17:23 UTC
Updated2026-08-13 15:19:40 UTC
Descriptionbaseline-browser-mapping 2.x before 2.11.0 calls process.exit() instead of throwing on invalid or conflicting input parameters, and can trigger immediate process termination, causing denial of service.

Risk And Classification

Primary CVSS: v4.0 6.6 MEDIUM from 22e2d327-25fe-45d7-9f0c-dcd23b7108df

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:D/RE:M/U:Amber

EPSS: 0.003710000 probability, percentile 0.301440000 (date 2026-08-14)

Problem Types: CWE-705 | CWE-755 | CWE-705 CWE-705 Incorrect Control Flow Scoping | CWE-755 CWE-755 Improper Handling of Exceptional Conditions

VersionSourceTypeScoreSeverityVector
4.022e2d327-25fe-45d7-9f0c-dcd23b7108dfSecondary6.6MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/C...
4.0CNACVSS6.6MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/S...

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:D/RE:M/U:Amber

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Web-platform-dx Baseline-browser-mapping affected 2.0.0 2.11.0 semver Linux, macOS, Windows

References

ReferenceSourceLinkTags
github.com/web-platform-dx/baseline-browser-mapping/blob/b7881aa61c8a057... 22e2d327-25fe-45d7-9f0c-dcd23b7108df github.com
github.com/web-platform-dx/baseline-browser-mapping/pull/137/changes 22e2d327-25fe-45d7-9f0c-dcd23b7108df github.com
www.npmjs.com/package/baseline-browser-mapping 22e2d327-25fe-45d7-9f0c-dcd23b7108df www.npmjs.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Seal Security (en)

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